package Test;

import java.util.HashSet;
import java.util.Iterator;
import java.util.Set;

/**
 * @author Alger
 * @date 2021/8/31  20:52
 */
public class T {
    public static void main(String[] args) {
        HashSet<String> strings = new HashSet<>();
        for (String string : strings) {

        }
        for (int i = 0; i < strings.size(); i++) {

        }
        Iterator<String> iterator = strings.iterator();
        
        System.out.println("111");
    }
}
